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Fix another rope bug

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This commit is contained in:
Pyrex 2023-01-02 13:05:58 -08:00
parent c81b3a03d3
commit 5df3f00809
1 changed files with 43 additions and 31 deletions
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74
chameleonic.p8
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@ -331,7 +331,7 @@ function level:draw()
for _,pit in pairs(self._pits) do
local px,py=pit.px,pit.py
local pr=self._pits[_mix(px+1,py)]
local pr=self._pits[_mix{px+1,py}]
spr(pit.s,px,py)
if pit.full then
@ -362,7 +362,7 @@ function level:update()
_apply(crate, crate.todo)
if #crate.todo==0 then
local pit=self._pits[_mix(crate.mx,crate.my)]
local pit=self._pits[_mix{crate.mx,crate.my}]
if pit and not pit.full then
add(remove,cix)
crate.dead=true
@ -388,7 +388,7 @@ function level:load_dynobjs()
local crate_id=1
for mx=0,15,1 do
for my=0,15,1 do
local mxy=_mix(mx,my)
local mxy=_mix{mx,my}
local px,py=mx*8,my*8
local s=self:_mget(mx,my)
local def=self:_get_cratedef(s)
@ -413,7 +413,7 @@ function level:recollide_reanchor()
self._coll={}
for mx=0,15 do
for my=0,15 do
local mxy=_mix(mx,my)
local mxy=_mix{mx,my}
self._coll[mxy]=
fget(self:_mget(mx,my),7) or
self._crates[mxy]
@ -434,7 +434,7 @@ function level:recollide_reanchor()
not self:mcoll(mx1,my0) and
not self:mcoll(mx1,my1)
) then
local key="GEOM"..mx0..","..my0..","..dx..","..dy
local key=_mix{"GEOM",mx0,my0,dx,dy}
anch_new[key]= {
max(mx0,mx1),max(my0,my1),adx=-dx,ady=-dy
}
@ -443,7 +443,7 @@ function level:recollide_reanchor()
end
for _,cr in pairs(self._crates) do
local key="CRATE"..cr.id..","..dx..","..dy
local key=_mix{"CRATE",cr.id,dx,dy}
local mx0,my0=cr.mx,cr.my
local mx1,my1=mx0+dx,my0+dy
anch_new[key]={
@ -462,11 +462,13 @@ function level:recollide_reanchor()
end
self._anch=anch_new
self._anch_keys={}
self._anch_by_position={}
self._anch_by={}
for k,v in pairs(self._anch) do
local ax,ay=_anch_unpack(v)
add(self._anch_keys,{key=k})
local pkey=_mix(_anch_unpack(v))
self._anch_by_position[pkey]=self._anch_by_position[pkey] or v
local pkey=_mix{ax,ay}
self._anch_by[pkey]=self._anch_by[pkey] or v
self._anch_by[_mix{ax,ay,v.adx,v.ady}]=v
end
shellsort(self._anch_keys)
shellsort(moves)
@ -481,7 +483,7 @@ function level:recollide_reanchor()
end
function level:win_at(mx,my)
return self._wins[_mix(mx,my)]
return self._wins[_mix{mx,my}]
end
function level:anchor_points()
@ -494,11 +496,17 @@ function level:anchor_points()
end
function level:anchor_at(point)
return self._anch_by_position[_mix(_anch_unpack(point))]
return self._anch_by[_mix{_anch_unpack(point)}]
end
function level:anchor_at_tension(point,tension)
local ax,ay=_anch_unpack(point)
local adx,ady=_anch_unpack(tension)
return self._anch_by[_mix{ax,ay,adx,ady}]
end
function level:get_open_pit(mx,my)
local pit=self._pits[_mix(mx,my)]
local pit=self._pits[_mix{mx,my}]
if (pit and not pit.full) return pit
end
@ -520,7 +528,7 @@ function level:spawn_exit()
-- next check: is at least one of
-- nx or ny out of range [0, 15]?
if (nx | ny) & 0xFFF0 ~= 0 then
self._wins[_mix(nx,ny)]=true
self._wins[_mix{nx,ny}]=true
end
end
end
@ -534,11 +542,11 @@ end
function level:mcoll(mx,my)
if ((mx | my) & 0xFFF0!=0) return true
return self._coll[_mix(mx,my)]
return self._coll[_mix{mx,my}]
end
function level:get_crate(mx,my)
return self._crates[_mix(mx,my)]
return self._crates[_mix{mx,my}]
end
function level:_mget(mx,my)
@ -548,8 +556,10 @@ function level:_mget(mx,my)
)
end
function _mix(mx,my)
return mx..","..my
function _mix(arg)
local out=arg[1]
for i=2,#arg do out..=","..arg[i] end
return out
end
-- crate spec:
@ -568,7 +578,7 @@ end
function level:get_latch(dx,dy,px,py)
local mx,my=px\8,py\8
local mxy=_mix(mx,my)
local mxy=_mix{mx,my}
local crate=self._crates[mxy]
local dx1,dy1=-sgn0(dx),-sgn0(dy)
@ -625,7 +635,7 @@ function level:can_move(
end
function level:tug_crate(mx0,my0,dmx,dmy)
local mxy0=_mix(mx0,my0)
local mxy0=_mix{mx0,my0}
local existing=self._crates[mxy0]
if (not existing) return
@ -640,7 +650,7 @@ function level:tug_crate(mx0,my0,dmx,dmy)
{px=px1,py=py1}
}
self._crates[_mix(mx1,my1)]=existing
self._crates[_mix{mx1,my1}]=existing
end
-->8
@ -1088,7 +1098,7 @@ function rope:draw(artificial_px,artificial_py)
pset(x+p.adx,y,11)
pset(x,y+p.ady,11)
end
]]
]]--
end
function rope:drag_dst(xy)
@ -1122,9 +1132,9 @@ function rope:relax()
local n2=n1.next
if (not n2) return
local anch=level:anchor_at(n1)
local wouldstick,position_new=would_stick(anch,n0,n1,n2)
if not (wouldstick or _anch_eq(n1,position_new)) then
local adxy,position_new=calc_tension(n0,n1,n2)
local anch=level:anchor_at_tension(n1,adxy)
if not anch or _anch_eq(n1,position_new) then
self:_drag(n1,position_new,{_anch_unpack(n1)})
_anch_del(n1)
else n0=n0.next end
@ -1200,9 +1210,9 @@ function rope:_check_pinch()
return true
end
function would_stick(anchor,xy0,xy1,xy2)
function calc_tension(xy0,xy1,xy2)
local x0,y0=_anch_unpack(xy0)
local x1,y1=_anch_unpack(xy1 or anchor)
local x1,y1=_anch_unpack(xy1)
local x2,y2=_anch_unpack(xy2)
local dx,dy=x2-x0,y2-y0
@ -1226,10 +1236,12 @@ function would_stick(anchor,xy0,xy1,xy2)
x1_new,y1_new=x0+(y1-y0)/dy*dx,y1
ady,adx=signs(dx,x1_new-x1)
end
return {adx,ady},{x1_new,y1_new}
end
return
anchor and anchor.adx==adx and anchor.ady==ady,
{x1_new,y1_new}
function would_stick(anch,tens)
adx,ady=unpack(tens)
return anch.adx==adx and anch.ady==ady
end
function rope:experience_anchor_moves(moves)
@ -1293,7 +1305,7 @@ function rope:_be_pushed_by1(anch_old,anch_new)
(_which_side(anch_old,n0,n1)!=
_which_side(anch_new,n0,n1)
) and would_stick(anch_new,n0,nil,n1)
) and would_stick(anch_new,calc_tension(n0,anch_new,n1))
then
local nx05,ny05
if ax_new==ax_old then
@ -1331,7 +1343,7 @@ function rope:_drag(n1,new,removing)
local side_orig=_which_side(anchor,pivot,point_orig)
local side_final=_which_side(anchor,pivot,point_final)
if (side_orig!=side_final and would_stick(anchor,pivot,nil,point_final)) add(eligible,{anchor,side_final})
if (side_orig!=side_final and would_stick(anchor,calc_tension(pivot,anchor,point_final))) add(eligible,{anchor,side_final})
end
end